Helios Duct fan KVD 225/4/50/25
€803.79
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Centrifugal duct fan with forward-curved impeller blades, for direct installation in rectangular duct systems. Motor/impeller unit can be swung out.
Housing made of galvanised sheet steel with standardised duct flange profiles on both sides, space-saving design, easy servicing thanks to swing-out motor/impeller unit.
Forward-curved drum impeller made of galvanised steel, good efficiency, low noise, aerodynamically optimised scroll housing, inlet via nozzle. Impeller/motor unit dynamically balanced.
Drive: Three-phase external-rotor motor, built-in thermal contacts routed to terminal board, enclosed design; speed can be controlled via 5-step transformer or electronically (stepless), and control using a Helios frequency inverter with all-pole sine filter is also possible; winding with moisture-protection impregnation, maintenance-free, sealed low-noise ball bearings with long-life lubrication. Mains connection to pre-fitted terminal box (IP54).
Dokumente
| Degree of protection: | IP 44 |
|---|---|
| Height: | 294 mm |
| Width: | 544 mm |
| Material: | Housing made of galvanized sheet steel; Impeller made of galvanized Steel |
| Duct dimension: | 500/250 mm |
| Airflow rate: | 1950 m³/h |
| Controllability: | Transformer / Frequency converter |
| Current uncontrolled: | 1,6/0,93 A |
| Depth: | 532 mm |
| Installation: | Duct |
| Number of poles: | 4 |
| Permissible medium temperature: | 45 °C |
| Rated power: | 0.54 kW |
| Rated speed: | 1270 |